import jdbc.DBUtil;

import java.sql.Connection;
import java.sql.PreparedStatement;
import java.sql.ResultSet;
import java.sql.SQLException;
import java.util.*;

public class Test {
    public static void main(String[] args) {
        try (Connection connection = DBUtil.getConnection()) {
            String sql = "SELECT nickname FROM userInfo WHERE username = ? AND password = ?";

            PreparedStatement ps = connection.prepareStatement(sql);
            ps.setString(1, "桐谷和人");
            ps.setString(2, "123456");
            ResultSet rs = ps.executeQuery();
            if (rs.next()) {
                System.out.println("登录成功");
                System.out.println(rs.getString("nickname"));
            }
        } catch (SQLException throwables) {
            throwables.printStackTrace();
        }
    }
}
